INFINITI QX80 problems
Light NHTSA footprint — 19 owner complaints. Either a clean record or thin data; we'll show what's there.
Above-average reliability for the segment. Few systemic issues on file.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.6/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Top trouble spots 1 category with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Went to start car after it was sitting over night (and temperature had dropped) and it would not start, requiring a jump. Nothing was left on overnight. Car required jump start two more times until I was able to take to dealer. I was told it was a defective battery and battery…
This car has the SAME issue as explained in NHTSA Bulletin ITB17-008c for 2017-2018 year Infiniti QX80's but Infiniti will not diagnose and fix. Instead they are seeking nearly $4k in repair work. The torque converter should last up to 200k miles and my car started having this…
Ongoing failure to start, multiple battery replacements in less than 2 years. Purchased a warranty and of course the vehicle will not replicate its failure to start when it is at the dealership for the warranty claims adjustor to review. Car has had to be towed to the dealership…
I have had this vehicle for a little over a year and since april, I have been stranded in different places. The reason is because I would go to get in my car and the battery was completely dead. The first time this happened, the dealership said it was a recall issue that they…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2019 Infiniti QX80 reliable?
Mostly yes. With a reliability score of 8.6 out of 10 based on 19 owner complaints filed with NHTSA, the 2019 Infiniti QX80 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2019 Infiniti QX80?
On the NHTSA data, the 2019 INFINITI QX80 does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.6/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What's the most common problem on the 2019 Infiniti QX80?
Based on NHTSA records, the most-reported issue is electrical, with 7 complaints filed. Typical failure occurs around 18,000 miles. Average repair cost runs about $850 at an independent shop.
What's the most expensive thing that goes wrong?
The electrical is one of the costlier repair items. Average repair cost runs about $850 at an independent shop. Typical failure occurs around 18,000 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Infiniti QX80 has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2019 Infiniti QX80?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 19 complaints on file and the costliest repair averaging $850, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.